<!--
 * @Author: your name
 * @Date: 2022-01-08 20:02:04
 * @LastEditTime: 2022-01-08 22:12:15
 * @LastEditors: DESKTOP-EH1PJNP
 * @Description: html使用css3
 * @FilePath: \xxtx_ui-demod:\Qweb\html\html\day02\7-css.html
-->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>html使用css</title>
</head>
<body>
      <div style="background-color: darksalmon; color: aliceblue; width: 300px;">
          Hello World!
      </div>
</body>
</html>